40
Command Summary
11.9
Set
Dragging
Threshold
Dec
Hex
ASCII
254 137
FE 89
■
ë
Threshold
Threshold
Threshold
v8.0
Sets the distance a press is required to travel before a drag event is reported. Precision will vary inversely to data
transmitted; care should be taken to find a suitable balance. Distance is calculated as
.
Threshold
Byte
Dragging threshold value. Default is 8.
11.10
Set
Pressure
Threshold
Dec
Hex
ASCII
254 138
FE 8A
■
è
Threshold
Threshold
Threshold
v8.0
Sets the pressure required to trigger a touch event.
Threshold
Short
Pressure threshold value. Default is 1000.
11.11
Run
Touchpad
Calibration
Dec
Hex
ASCII
254 139
FE 8B
■
ï
v8.0
Triggers an interactive calibration of the touchpad. User will be required to touch various points on the screen
during calibration. This command is recommended for use when environmental or user conditions change to
ensure correct operation.
Response
Short
Command byte 254, then 21 for success or 20 for failure.
6.12
Display Functions
12.1
Backlight
On
Dec
Hex
ASCII
254 66
FE 42
■
B
Minutes
Minutes
Minutes
v8.0
Turns the display backlight on for a specified length of time. If an inverse display color is used this command will
essentially turn on the text.
Minutes
Byte
Number of minutes to leave backlight on, a value of 0 leaves the display on indefinitely.
12.2
Backlight
Off
Dec
Hex
ASCII
254 70
FE 46
■
F
v8.0
Turns the display backlight off. If an inverse display colour is used this command will turn off the text.
12.3
Set
Brightness
Dec
Hex
ASCII
254 153
FE 99
■
Ö
Brightness
Brightness
Brightness
v8.0
Immediately sets the backlight brightness. If an inverse display color is used this represents the text colour
intensity instead. Default is 255.
Brightness
Byte
Brightness level from 0(Dim) to 255(Bright).